| Subject: | Revised Front Brake Caliper Bracket Mounting Bolt Fastener Tightening Specification | 
| Models: | 2004-2005 Buick Rainier | 
 | 2002-2005 Chevrolet TrailBlazer Models | 
 | 2002-2005 GMC Envoy Models | 
 | 2002-2004 Oldsmobile Bravada | 
 
This bulletin is being revised to add models, model years and update the fastener tightening specification. Please discard Corporate Bulletin Number 03-05-23-002 (Section 05 - Brakes).
This bulletin is being issued to revise the front brake caliper bracket mounting bolt fastener tightening specification in the Disc Brakes sub-section of the Service Manual. Please replace the current information in the Service Manual with the following
information.
The following information has been updated within SI. If you are using a paper version of this Service Manual, please make a reference to this bulletin on the affected page.
The correct fastener tightening specification for the front brake caliper bracket mounting bolt is 150 N·m (110 lb ft).